
/**
 * Copyright 2009 cestum.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
package org.waveprotocol.wave.model.document.operation.automaton {
/**
 * An object containing information about one individual reason why an operation
 * is not valid, e.g. "retain past end" or "deletion inside insertion".
 */
public interface Violation {
//	private final String description;
//	private final int originalDocumentPos;
//	private final int resultingDocumentPos;
//
//	public Violation(String description, int originalPos, int resultingPos) {
//		this.description = description;
//		this.originalDocumentPos = originalPos;
//		this.resultingDocumentPos = resultingPos;
//	}

	function validationResult():ValidationResult ;

	/**
	 * @return a developer-readable description of the violation
	 */
	function description():String ;
//	{
//		return description + " at original document position "
//				+ originalDocumentPos + " / resulting document position "
//				+ resultingDocumentPos;
//	}
}
}